Created
May 7, 2013 07:20
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达尔文计划,整理宝贝SKU配图
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user = User.all[11] | |
def get_value(cid, properties) | |
prop_ids = properties.split(':') | |
prop = ItemProp.where(_id: "#{cid}-#{prop_ids[0]}").first | |
return nil if prop.nil? | |
prop_value = prop.prop_values.where(vid: prop_ids[1]).first | |
return nil if prop_value.nil? | |
prop_value.name | |
end | |
def get_sku(item, properties) | |
sku = item.skus.only(:properties, :outer_id).where(properties: Regexp.new(properties)).first | |
return nil if sku.nil? | |
sku.outer_id | |
end | |
header_row = ['淘宝ID', '商家编码', '属性', 'SKU', '图片地址'] | |
CSV.open('nb_item_imgs.csv', "wb:GB18030", col_sep: ',') do |csv| | |
csv << header_row | |
items = user.items.only(:prop_imgs, :skus, :num_iid, :outer_id, :cid) | |
items.each do |item| | |
item.prop_imgs.each do |prop| | |
csv << [item.num_iid, item.outer_id, get_value(item.cid, prop.properties), get_sku(item, prop.properties), prop.url] | |
end | |
end | |
end |
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